Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
May is marked by a significant increase, with the average high-temperature advancing from a wintry 0.9°C (33.6°F) in April to a chilly 8.9°C (48°F). The low-temperature average for Oulanka during May stands at a cold 1.6°C (34.9°F).Humidity
In May, the average relative humidity is 80%.Rainfall
In Oulanka, Finland, during May, the rain falls for 16.1 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, there are 120.6 rainfall days, and 464mm (18.27") of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in Oulanka. In May, it is snowing for 7.6 days. Throughout May, 83mm (3.27") of snow is accumulated. In Oulanka, during the entire year, snow falls for 157.8 days and aggregates up to 1631mm (64.21") of snow.Daylight
May has the longest days of the year, with an average of 19h and 36min of daylight.On the first day of the month, sunrise is at 04:13 and sunset at 21:47. On the last day of May, sunrise is at 01:59 and sunset at 00:03 EEST.
Sunshine
In May, the average sunshine is 8.2h.UV index
In Oulanka, the average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 3 during May translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. To guard against the harmful effects of the Sun, minimize exposure during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
How many days does it rain in May?
How many days does it snow in May?
When are the longest days in Oulanka?
How many hours of daylight does Oulanka have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Oulanka have in May?
What is the UV index reading in May?
Average temperature in May
Oulanka, Finland
- Average high temperature in May: 8.9°C
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (-9°C).
- Average low temperature in May: 1.6°C
The month with the highest average low temperature is July (10.3°C).
The coldest month (with the lowest average low temperature) is January (-14.6°C).
Average pressure in May
Oulanka, Finland
- Average pressure in May: 1014.4mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1005.7mbar).
Average wind speed in May
Oulanka, Finland
- Average wind speed in May: 11.2km/h
The windiest month (with the highest average wind speed) is March (11.4km/h).
The calmest month (with the lowest average wind speed) is July (10km/h).
Average humidity in May
Oulanka, Finland
- Average humidity in May: 80%
The months with the highest relative humidity are January and February (97%).
The month with the lowest relative humidity is June (69%).
Average rainfall in May
Oulanka, Finland
- Average rainfall in May: 38mm
The wettest month (with the highest rainfall) is July (57mm).
The driest month (with the least rainfall) is January (30mm).
Average rainfall days in May
Oulanka, Finland
- Average rainfall days in May: 16.1 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in May
Oulanka, Finland
- Average snowfall in May: 83mm
The month with the highest snowfall is December (263mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in May
Oulanka, Finland
- Average snowfall days in May: 7.6 days
The month with the highest number of snowfall days is December (24 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in May /
Average sunshine in May
Oulanka, Finland
- Average daylight in May: 19h and 4min
The month with the longest days is May (Average daylight: 19h and 36min).
The month with the shortest days is December (Average daylight: 2h and 42min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is August (Average sunshine: 8h and 24min).
The month with the least sunshine is December (Average sunshine: 0h and 36min).
Average sunshine days in May
Oulanka, Finland
- Average sunshine days in May: 8.9 days
The month with the most sunshine days is August (10.7 days).
The month with the least sunshine days is April (4.4 days).
Average UV index in May
Oulanka, Finland
- Average UV index in May: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in May
Oulanka, Finland
- Average cloud cover in May: 62
The months with the most cloud cover are January and December (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 51).
Average visibility in May
Oulanka, Finland
- Average visibility in May: 8km
The months with the highest visibility are June and July (9km).
The month with the lowest visibility is January (4km).
